Top 10 Best Ls3 Heads Reviews With Scores

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Our team studied on 42491 reviews available online for Ls3 Heads, chose the finest ones and prepared Ls3 Heads Reviews for you. It was very difficult to shortlist the ideal Ls3 Heads from thousands of products online. However, We tried to make sure that you get only the Best Ls3 Heads from our suggestions. Check our listings-:

Best Ls3 Heads
NoProductScoreAction
1Genuine GM Parts 12610046 Cylinder Head Gasket9.2Check on Amazon
2ICT Billet BOLT KIT ONLY for - LS Steam Port/Coolant Cylinder Head Crossover - LS1 LS3 LS2 LSX LQ4 5514379.2Check on Amazon
3ICT Billet 4pc LS Cylinder Head Install Alignment Dowel Pin Steel LT Gen 3 Gen 4 Gen 5 LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 L82 L83 L84 L86 L87 LT1 L8B 5512758.8Check on Amazon
4RHS 54530-05HCS Pro Action Pre-Assembled LS3 Cylinder Head w/ .660" Lift Dual Springs8.8Check on Amazon
5ICT Billet LS3 Rectangle Port Cylinder Head to LS1 Cathedral Intake Adapters LS LSX LS2 5513178.8Check on Amazon
6ICT Billet LS Cylinder Head Plug for Coolant Temperature Sensor Hole M12-1.5 LS1 LSX LS3 Fitting Hose Thread Fuel Oil Gas Coolant Connector Pipe End Braided Plumbing Port Fluid Aluminum 5511588.8Check on Amazon
7ICT Billet LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V Supercharger Adapters Rectangle LSX 5513168.6Check on Amazon
8LS3 L76 L99 Head Rocker Arm Conversion Kit Converts LS1 LS2 LQ4 LQ9 5.3 5.7 6.08.2Check on Amazon
9ICT Billet LS Engine DBC DBW Gen 3 Gen 4 Throttle Body Bypass Cylinder Head Coolant Steam Port Plate Set LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 LM7 5516938.2Check on Amazon
10ICT Billet LS LT Countersunk Camshaft Thrust Retainer Plate Flat Head Bolts Gasket Seal Cam Gen III IV V 4.8 5.3L 6.0L 6.2L LSX LS1 LT1 L83 L86 L87 L84 LT4 LQ4 LQ9 LS2 LS3 5512698.2Check on Amazon

Comparison Chart for Best Ls3 Heads

We’ve scanned 42491 reviews for you. If you are looking for the Ls3 Heads than this review article may help you.

Table Of Content:

1. Genuine GM Parts 12610046 Cylinder Head Gasket

  • Multi-layer steel
  • Package Dimensions: 1.27 H x 56.642 L x 22.352 W (centimeters)
  • Package Weight: 0.949 pounds
  • Country of Origin : United States

2. ICT Billet BOLT KIT ONLY for – LS Steam Port/Coolant Cylinder Head Crossover – LS1 LS3 LS2 LSX LQ4 551437

  • Made in the USA bolts
  • Heavy duty, high strength, grade 10.9 bolts
  • Zinc coated for long lasting corrosion protection and prevents threads from seizing
  • No washers needed with these flanged headed JIS spec bolts
  • All ICT Billet metric flange bolts are custom made for us, right here in the USA!!

3. ICT Billet 4pc LS Cylinder Head Install Alignment Dowel Pin Steel LT Gen 3 Gen 4 Gen 5 LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 L82 L83 L84 L86 L87 LT1 L8B 551275

  • Replace Your Rusty or Missing Dowels Before you Assemble Your Engine
  • These are Required when Installing Cylinder Heads on Your LS Engine
  • Compatible with all Gen 3 4 and 5 LS/LT Series Engine
  • Includes 4 Dowel Pins Enough to install 2 cylinder heads
  • Stock replacement cylinder head bolts also available for LS engines

4. RHS 54530-05HCS Pro Action Pre-Assembled LS3 Cylinder Head w/ .660″ Lift Dual Springs

  • High Performance, Factory Fit – RHS Pro Action LS3 cylinder heads are engineered to provide the best air flow possible while retaining OE architecture.
  • Premium Materials – Manufactured using RHS Clean Cast Technology, RHS Pro Action LS3 heads feature a smoother integral surface finish and no casting flaws.
  • Bare or Assembled – RHS Pro Action LS3 cylinder heads are available bare or assembled.
  • The Best Value in LS Heads – RHS Pro Action LS3 Heads are simply the best bang for the buck LS heads available.

5. ICT Billet LS3 Rectangle Port Cylinder Head to LS1 Cathedral Intake Adapters LS LSX LS2 551317

  • LS3 Rectangle Port Cylinder Head to LS1 Cathedral Intake Adapters LS LSX LS2

6. ICT Billet LS Cylinder Head Plug for Coolant Temperature Sensor Hole M12-1.5 LS1 LSX LS3 Fitting Hose Thread Fuel Oil Gas Coolant Connector Pipe End Braided Plumbing Port Fluid Aluminum 551158

  • Includes: 1 aluminum plug, 1 sealing washer
  • Made in Wichita, Kansas From Aerospace Grade, USA Produced, Billet Aluminum
  • Compatible with: all GM LS Series Engines 1997-2014
  • M12-1.5 thread for plugging LS series cylinder head coolant holes
  • Coolant Temperature Sensor cylinder head location

7. ICT Billet LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V Supercharger Adapters Rectangle LSX 551316

  • Cathedral Port Heads to Rectangle Port…
  • 1/2 in….
  • Adapts LSA…
  • 2) Flange Plates, (8) O-Ring Seals Intake Manifold Bolt Lengths…
  • Factory GM Supercharger: M6 x…

8. LS3 L76 L99 Head Rocker Arm Conversion Kit Converts LS1 LS2 LQ4 LQ9 5.3 5.7 6.0

  • LS3 Rocker Arms Conversion Kit.
  • This kit is made for those converting to LS3/L76/L99/L92/LS9 Heads.
  • This kit includes the intake rocker arms and stands.
  • Fits all LS3 L99 L76 L92 LS9 Heads

9. ICT Billet LS Engine DBC DBW Gen 3 Gen 4 Throttle Body Bypass Cylinder Head Coolant Steam Port Plate Set LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 LM7 551693

  • Simplify your coolant crossover plumbing by covering the front or rear ports in your cylinder heads
  • Includes all components to seal off one pair of ports; one left and one right side port
  • Compatible with all GM LS series engines
  • Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
  • Can be installed on the front or rear of the cylinder heads

10. ICT Billet LS LT Countersunk Camshaft Thrust Retainer Plate Flat Head Bolts Gasket Seal Cam Gen III IV V 4.8 5.3L 6.0L 6.2L LSX LS1 LT1 L83 L86 L87 L84 LT4 LQ4 LQ9 LS2 LS3 551269

  • Compatible with: LS series engines with FLAT head bolts
  • Includes: 1 retainer gasket plate, and hardware
  • LS Countersunk Camshaft Retainer Plate Gasket
  • Genuine OEM Factory Part
  • Best in Quality

How To Choose The Best Ls3 Heads

Does the thought of finding a great Ls3 Heads stress you out? Has your mind been juggling between choices when it comes to buying Ls3 Heads in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Ls3 Heads for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Ls3 Heads. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Ls3 Heads in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Ls3 Heads currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Ls3 Heads brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Ls3 Heads based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Ls3 Heads before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Ls3 Heads they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Ls3 Heads, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Ls3 Heads before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Ls3 Heads will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Ls3 Heads if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Ls3 Heads on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Ls3 Heads on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Ls3 Heads featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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